Home / 67,163.16-92,668.38-43,261.06

Finding the Fourth Proportional to 67,163.16, 92,668.38 and 43,261.06

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Solution

The fourth proportional to 67,163.16, 92,668.38 and 43,261.06 is: 59,689.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,163.16 : 92,668.38 = 43,261.06 : x
  2. Step 2: Convert to fraction form
    67,163.16/92,668.38 = 43,261.06/x
  3. Step 3: Cross multiply
    67,163.16x = 92,668.38 × 43,261.06
  4. Step 4: Simplify right side
    67,163.16x = 4,008,932,347.28
  5. Step 5: Solve for x
    x = 4,008,932,347.28/67,163.16
  6. Step 6: Final answer
    x = 59,689.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.